Guides

2 articles
Train horn trumpets, an air tank and rusty hardware on a shed workbench, with rails and a boxcar outside the open doorSep 20, 2026
// BATTERY TRAIN HORN

Train Horn Rust Prevention: Keeping Trumpets and Hardware Corrosion-Free

Aluminum trumpets can't rust — but the steel hardware holding them and the battery contacts feeding them absolutely can. Here's what actually corrodes on...

Read article →
A dusty pickup with chrome air horns under its bumper sits by a wash bay, with rail tracks and a boxcar behind it.Sep 19, 2026
// BATTERY TRAIN HORN

Can a Train Horn Go Through a Car Wash? Touchless vs Brush, Pressure Washers, and Drying Out the Trumpets

Touchless washes hit your rig with 1,000+ PSI jets and two-stage acid chemistry; brush washes snag anything that sticks out. Here's why a battery...

Read article →